different delivery formats

[Daniel P. Berrange]

On Mon, Feb 13, 2012 at 11:55:26AM +0100, Alan Pevec wrote:
> On Mon, Feb 13, 2012 at 11:36 AM, Daniel P. Berrange
> <berrange at redhat.com> wrote:
> > I have a hard time accepting the argument that cloud disk images would
> > be too big for mirrors. We're talking 100-200 MB per disk image typical.
> > Even if we provided 3 formats, in two architectures we'd almost certainly
> > be less than 1 GB in total size.
> >
> > Now look at Fedora 16 updates directory - 12 GB for x86_64, 12 GB for
> > i386, and 9 GB for SRPMs.  So that's 33 GB of RPMs for Updates alone.
> > Now the base release was another 73 GB. So for just RPMs, for 1 release
> > of Fedora we're talking 100 GB.
> >
> > Our cloud images would be a mere 1% of the total Fedora size mirrors
> > have to carry per release.
> 
> Do we care update updates i.e. update the image every time any package
> inside gets updated ?
> By looking at timestamps, Ubuntu's images[1] seem to be updated rather
> frequently.

Hmm, yes, they do seem to get periodic updates, though not on a time
based schedule. I wonder what criteria they use for doing updated
images.


Daniel
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